Just after 9:00am on Friday, a bus carrying six passengers pulled into the Moorvale Shopping Centre in Brisbane's south.

"At that time that one of the passengers entered onto the bus and poured a flammable liquid onto the driver and subsequently the driver was set alight and is now deceased," Superintendent Jim Keogh said.

The bus driver has been identified as 29-year-old Manmeet Alisher.

He died at the scene and11 passengers have been treated by paramedics for smoke inhalation and minor injuries.